package JDBC;

import java.sql.Connection;
import java.sql.PreparedStatement;
import java.sql.SQLException;
import java.util.Scanner;

/**
 * INSERT 语句使用预编译SQL
 */
public class JDBCDemo8 {
    public static void main(String[] args) {
        Scanner scanner = new Scanner(System.in);
        System.out.println("欢迎注册：");
        System.out.println("请输入用户名：");
        String username = scanner.nextLine();
        System.out.println("请输入密码：");
        String password = scanner.nextLine();
        System.out.println("请输入昵称：");
        String nickname = scanner.nextLine();
        System.out.println("请输入年龄：");
        int age = scanner.nextInt();

        try (Connection connection = DBUtil.getConnection()){
            String sql = "INSERT INTO user(username, password,nickname,age) " +
                    "VALUES (?, ?, ?, ?)";
            PreparedStatement ps = connection.prepareStatement(sql);

            ps.setString(1,username);
            ps.setString(2,password);
            ps.setString(3,nickname);
            ps.setInt(4,age);

            int num = ps.executeUpdate();
            System.out.println(num>0?"添加成功":"添加失败");

        } catch (SQLException e) {
            throw new RuntimeException(e);
        }


    }
}
